.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: #f46531;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 15px; /* 增大内边距扩大点击区域 */
    position: relative;
    z-index: 1001; /* 确保按钮在最上层 */
    margin-left: auto; /* 确保按钮靠右 */
}

/* 移动端菜单 */
.mobile-menu {
    display: none;
    position: fixed;
    top: 60px;
    right: 0;
    width: 70%;
    max-width: 300px;
    background: white;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    border-radius: 0 0 0 10px;
    z-index: 1000;
    overflow: hidden;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    padding: 0;
    margin: 0;
}

.mobile-menu li {
    border-bottom: 1px solid #eee;
}

.mobile-menu a {
    display: block;
    padding: 15px 20px;
    color: var(--dark-color);
    transition: var(--transition);
}

.mobile-menu a:hover {
    background: rgba(255,107,53,0.1);
    color: var(--primary-color);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links {
        display: none;
    }
    
    .hotline {
        margin-left: auto;
        margin-right: 15px;
        margin-top: 10px;
    }
}

/* 响应式调整 */
@media (max-width: 480px) {
    .logo span {
        font-size: 1rem; /* 更小屏幕进一步缩小 */
    }
    .hotline {
        font-size: 0.85rem;
        margin-right: 8px;
        margin-top: 10px;
    }
    .mobile-menu-btn {
        padding: 8px;
    }
}